Danthonia Compressa, or more commonly know as Flattened Oatgrass, is a graminoid with green foliage and yellow flowers of the genus Danthonia. It has a moderate growth rate and a height of 2.4 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring, blooms during late spring, is tolerant of shade and is routinely available commercially. Danthonia Compressa or Flattened Oatgrass's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, Alabama, Arkansas, Connecticut, Delaware, Georgia, Kentucky, Massachusetts, Maryland, Maine, Michigan, North Carolina, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Virginia and Vermont.
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